S01E0130:271. FallenWhen Cybertron is threatened by a colossal black hole, Optimus Prime and the Autobots give the order to evacuate the planet. However, a mysterious stranger holds one…

Transformers: Cybertron Season 1 – Watch online
52 episodes · since January 8, 2005
All episodes of season 1 of Transformers: Cybertron: summaries, air dates, ratings and legal platforms (dubbed or subtitled depending on the platform).
S01E0130:271. FallenWhen Cybertron is threatened by a colossal black hole, Optimus Prime and the Autobots give the order to evacuate the planet. However, a mysterious stranger holds one…
S01E0230:172. InfernoIn the final episode of Cybertron peace has settled on the Earth, but new information will reveal why Landmine arrived on Earth and not elsewhere and why Scattershot had…
S01E0330:553. HavenWith the help of their human friends, the Autobots construct a new HQ on Earth, but will Megatron discover their secret base before it's finished...
S01E0430:404. HiddenThe Autobots attempt to blend in by assuming alternate transformation modes suitible for Earth. Meanwhile, the Decepticons enagage human military forces, and the…
S01E0530:305. LandmineLandmine tries to adjust to life on Earth while recovering from the injury Starscream's null cannons inflicted on him. Meanwhile, the Autobots discover what planet the…
S01E0630:126. SpaceBud is taken into space so he can see what the Earth is really like, but trouble occurs when he and Scattershot must be saved while the others are fighting against…
S01E0730:187. RushHotshot and Megatron race against Override in an attempt to win the first cyber planet key. Will either win when Crumplezone and Ransack are interferring?
S01E0830:318. SpeedStarscream plots how he can defend his title as Megatron's right-hand man while Thundercracker lures the Autobots into a trap. Meanwhile, Hot Shot tries another attempt…
S01E0930:459. CollapseMegatron searches for the Cyber Planet Key with extreme force, while the Autobots try to stop the massive earthquakes that are threatening the city.
S01E1030:5210. TimeRed Alert becomes concerned at the desperate measures Hot Shot is taking to beat Override, while Vector Prime and the kids travel to the Sahara in search of the Omega…
S01E1130:4611. SearchThe Autobots join Vector Prime to search for the Omega Lock, while Overhaul is left stranded by a surprise attack by Megatron and Starscream.
S01E1230:4412. DeepOverhaul and Megatron try to convince inhabitants of the Jungle Planet of their 'good' intentions, while the Autobots investigate the appearance of a new Atlantean…
S01E1330:3813. ShipAfter the "Atlantis" ship disappeared, Optimus Prime and Megatron head to the moon where it's hiding while Vector Prime and the kids locate the Omega Lock. Will the…
S01E1430:0514. HeroOptimus discovers that Hot Shot has disobeyed his orders while Red Alert has covered for him. However, he is forced to put his trust into Hot Shot to win the Cyber Key…
S01E1530:2715. RaceHot Shot and the Autobots battle Ransack and Crumplezone in the first round, while Starscream continues to build his forces when he recruits Mudflap and Lori and Bud…
S01E1630:3316. DetourAs the race for the Speed Planet Cup continues, Hot Shot teaches Override the Autobots' code of honour, while Overhaul faces Scourge on the Jungle Planet.
S01E1730:0317. SavageKoby helps Hot Shot to train for the gruelling next leg of the Speed Planet Cup, while Optimus Prime and Vector Prime answer a distress call from the Jungle Planet.
S01E1830:0618. SandHot Shot takes a dangerous gamble in the next round of the Speed Planet Cup, while Sideways tries to pit the Autobots against the Decepticons against each other...
S01E1930:0419. ChampionAfter the terrible injuries sustained in the last race, Hot Shot cannot finish the final race on his own... Leaving Koby to enter the tournament as Hot Shot's driver.
S01E2030:0320. IceBud, Lori and Koby encounter government scientist Professor Suzuki while investigating strange phenomena at the North Pole, while Starscream plans a new attack.
S01E2130:5721. HonorLeobreaker disobeys Optimus' direct orders and attacks Scourge. Although Scourge now respects Leobreaker, the incident has caused a rift between him and Optimus...
S01E2230:2722. PrimalScourge and Optimus Prime battle each other for the Jungle Planet Cyber Key with Override from Speed Planet and Lori from earth being the guest viewers.
S01E2330:3723. TrustIn an attempt to confuse the Decepticons, Optimus makes duplicate cyber keys for each Autobot. Meanwhile Dr. Suzuki makes an amazing discovery at the North Pole.
S01E2430:2224. TrapThe secret history of Earth and Cybertron is revealed with the awakening of monster-hunting Autobot Smokescreen. Meanwhile the Autobots are drawn into a cavern filled…
S01E2530:0825. InvasionStarscream unleashes the ancient Decepticons in an attempt to find Earth's Cyber Planet Key, Optimus leads the Autobots in battle...
S01E2630:5826. RetreatThe Minicons rescue the kids from the military, while Sideways learns the location of the Autobots' Earth base and leads every Decepticon to Coby's home town...
S01E2730:2027. RevelationScourge frees Megatron from Starscream's trap and heads toward Earth. The Autobots must deal with Megatron and locating Starscream's location at the same time.
S01E2830:3728. CriticalJust as all hope is lost, the light of Primus shines down on the fallen Autobot warriors (Scattershot, Red Alert, and Hot Shot) and resurrects them.
S01E2930:5529. AssaultA three-way battle unfolds between the Decepticons, the Autobots, and Starscream's forces. Then, an Autobot warrior named Wing Saber appears.
S01E3030:0630. StarscreamWith the Autobots closing in, Starscream unleashes the Omega Lock's power and grows to a tremendous size. Meanwhile, the Cybertron Defense Team is sent to check on…
S01E3130:0431. UnitedOverride, EVAC, and Leobreaker are sent to help the Cybertron Defense team on Cybertron. Megatron's Decepticons follow as well as Thunderblast who joins Megatron…
S01E3230:5832. CybertronThe Autobots are finally able to destroy Megatron. They then try to revive Cybertron using the Omega Lock, but it triggers a reaction that seemingly begins to tear apart…
S01E3330:1233. BalanceThe true form of planet Cybertron is revealed as the planet sized transformer, Primus. Jolt is used as the device to connect and relay the messages of Primus, who begins…
S01E3430:1134. DarknessThe Autobots search for Jolt and the kids who have been kidnapped by Sideways and Starscream, but Megatron has discovered new information regarding Unicron's dark power…
S01E3530:0135. MemoryThe kids are forced to use trickery to keep Sidewways and Starscream from deleting Jolt's memory, but the Autobots are getting closer with every minute.
S01E3630:4736. EscapeJolt and the kids manage to get off a distress call, but Megatron refuses to let Optimus out of battle forcing Vector Prime to lead the rescue team with one big…
S01E3730:1337. FamilyIn order to rescue his brother, Coby decides to go to Giant Planet. But before he leaves, he tries to tell his parents about the Transformers.
S01E3830:4438. TitansPrimus tries to use his spark energy to stop the black hole but Starscream interferes by throwing himself into Primus's spark energy, this causes him to grow to planet…
S01E3930:5439. WarpThe Autobots travel to the Giant Planet on the old Atlantian ship Ogygia, but in the space bridge they must face off with the very mind of Atlantis itself.
S01E4030:5340. GiantThe Autobots must convience giant Transformers who are only interested in building new buildings to assist them in their search for the Cyber Planet Key.
S01E4130:5141. FuryThe Autobots begin the search for the missing Cyber Planet Key, but there about to have bigger problems on hand as Megatron is resurrected into the mighty Galvatron.
S01E4230:4142. CityOptimus and company rescue Bud and the Minicons, but Ransack and Crumplezone will do everything possible to prevent them from finding the Cyber Planet Key.
S01E4330:3143. AmbushThe Autobots divide into teams and journeys to the depths of Giant Planet. However, they face a difficult battle against an attack from a strange underground structure…
S01E4430:4044. ChallengeThe black hole expands even further and the crisis has approached Jungle Planet. Leobreaker and Snarl wager the leader's throne and challenge Scourge. Meanwhile Lori…
S01E4530:0645. ScourgeAlthough Scourge is the winner of the fight, Scourge's emotion causes him to hesitate. Among such, he encounters by chance Bud, who has formed the Mini-Con Recon Team…
S01E4630:4846. OptimusThe Autobots and Decepticons finally reach the lowest depths of Giant Planet. Coby and Landmine head to the spaceship Lemuria where the Planet Key is located. Meanwhile…
S01E4730:1447. ShowdownStarscream and Galvatron battle for possession of the Omega Lock and the four Planet Keys. Though the Autobots try to intervene, Soundwave and Sideways get in their way…
S01E4830:2348. GuardianWing Saber hurries to the space bridge in the sky. However, he was not there in time and the space bridge begins to fall apart due to the battle that had just occurred…
S01E4930:0549. HomecomingGalvatron uses his might to pull Earth, the Speed Planet, and the Jungle Planet through space bridges forcing all Transformers to unite and fight against him.
S01E5030:0850. EndOptimus approaches Galvatron to take the Omega Lock and Planet Keys. However, Galvatron is drawing out the power of the Planet Keys, and Thundercracker, Thunderblast…
S01E5130:0651. UnfinishedGalvatron who is worn out and without power wanders through the universe. At that time, something shining catches his eye. The voice of Starscream is heard and asks…
S01E5230:0052. BeginningRepresentatives of each planet have successively gathered together on Cybertron. The first Space Peace Conference opens with Optimus Prime. Optimus Prime makes a…Where to stream Transformers: Cybertron Season 1
Availability provided by JustWatch via TMDB, details on TMDB. Offers in the United States, subject to change.
About season 1
Season 1 of Transformers: Cybertron has 52 episodes, aired from January 8, 2005 to December 31, 2005 on TV Tokyo, TV Aichi, TV Osaka, TVh and TSC. Episodes run 30 minutes on average. The highest rated episode is “Fallen” (S01E01, 5.0/10).
Frequently asked questions about Transformers: Cybertron Season 1
How many episodes are in Transformers: Cybertron Season 1?
Transformers: Cybertron Season 1 has 52 episodes.
When did Transformers: Cybertron Season 1 air?
The first episode aired on January 8, 2005 and the last one on December 31, 2005.
Where to watch Transformers: Cybertron Season 1 online?
In the United States, Transformers: Cybertron is available with a subscription on Amazon Prime Video and Amazon Prime Video with Ads, for free on Hoopla, for free with ads on The Roku Channel, Plex and Plex Channel, to buy on Amazon Video, Apple TV Store and Google Play Movies (source: JustWatch via TMDB, offers subject to change). Availability of each season depends on the platform.